Файл: gapps/vendor/symfony/http-kernel/Tests/HttpCache/HttpCacheTest.php
Строк: 1549
<?php
/*
* This file is part of the Symfony package.
*
* (c) Fabien Potencier <fabien@symfony.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace SymfonyComponentHttpKernelTestsHttpCache;
use SymfonyComponentHttpKernelHttpCacheHttpCache;
use SymfonyComponentHttpFoundationRequest;
use SymfonyComponentHttpFoundationResponse;
use SymfonyComponentHttpKernelHttpKernelInterface;
/**
* @group time-sensitive
*/
class HttpCacheTest extends HttpCacheTestCase
{
public function testTerminateDelegatesTerminationOnlyForTerminableInterface()
{
$storeMock = $this->getMockBuilder('Symfony\Component\HttpKernel\HttpCache\StoreInterface')
->disableOriginalConstructor()
->getMock();
// does not implement TerminableInterface
$kernel = new TestKernel();
$httpCache = new HttpCache($kernel, $storeMock);
$httpCache->terminate(Request::create('/'), new Response());
$this->assertFalse($kernel->terminateCalled, 'terminate() is never called if the kernel class does not implement TerminableInterface');
// implements TerminableInterface
$kernelMock = $this->getMockBuilder('Symfony\Component\HttpKernel\Kernel')
->disableOriginalConstructor()
->setMethods(array('terminate', 'registerBundles', 'registerContainerConfiguration'))
->getMock();
$kernelMock->expects($this->once())
->method('terminate');
$kernel = new HttpCache($kernelMock, $storeMock);
$kernel->terminate(Request::create('/'), new Response());
}
public function testPassesOnNonGetHeadRequests()
{
$this->setNextResponse(200);
$this->request('POST', '/');
$this->assertHttpKernelIsCalled();
$this->assertResponseOk();
$this->assertTraceContains('pass');
$this->assertFalse($this->response->headers->has('Age'));
}
public function testInvalidatesOnPostPutDeleteRequests()
{
foreach (array('post', 'put', 'delete') as $method) {
$this->setNextResponse(200);
$this->request($method, '/');
$this->assertHttpKernelIsCalled();
$this->assertResponseOk();
$this->assertTraceContains('invalidate');
$this->assertTraceContains('pass');
}
}
public function testDoesNotCacheWithAuthorizationRequestHeaderAndNonPublicResponse()
{
$this->setNextResponse(200, array('ETag' => '"Foo"'));
$this->request('GET', '/', array('HTTP_AUTHORIZATION' => 'basic foobarbaz'));
$this->assertHttpKernelIsCalled();
$this->assertResponseOk();
$this->assertEquals('private', $this->response->headers->get('Cache-Control'));
$this->assertTraceContains('miss');
$this->assertTraceNotContains('store');
$this->assertFalse($this->response->headers->has('Age'));
}
public function testDoesCacheWithAuthorizationRequestHeaderAndPublicResponse()
{
$this->setNextResponse(200, array('Cache-Control' => 'public', 'ETag' => '"Foo"'));
$this->request('GET', '/', array('HTTP_AUTHORIZATION' => 'basic foobarbaz'));
$this->assertHttpKernelIsCalled();
$this->assertResponseOk();
$this->assertTraceContains('miss');
$this->assertTraceContains('store');
$this->assertTrue($this->response->headers->has('Age'));
$this->assertEquals('public', $this->response->headers->get('Cache-Control'));
}
public function testDoesNotCacheWithCookieHeaderAndNonPublicResponse()
{
$this->setNextResponse(200, array('ETag' => '"Foo"'));
$this->request('GET', '/', array(), array('foo' => 'bar'));
$this->assertHttpKernelIsCalled();
$this->assertResponseOk();
$this->assertEquals('private', $this->response->headers->get('Cache-Control'));
$this->assertTraceContains('miss');
$this->assertTraceNotContains('store');
$this->assertFalse($this->response->headers->has('Age'));
}
public function testDoesNotCacheRequestsWithACookieHeader()
{
$this->setNextResponse(200);
$this->request('GET', '/', array(), array('foo' => 'bar'));
$this->assertHttpKernelIsCalled();
$this->assertResponseOk();
$this->assertEquals('private', $this->response->headers->get('Cache-Control'));
$this->assertTraceContains('miss');
$this->assertTraceNotContains('store');
$this->assertFalse($this->response->headers->has('Age'));
}
public function testRespondsWith304WhenIfModifiedSinceMatchesLastModified()
{
$time = DateTime::createFromFormat('U', time());
$this->setNextResponse(200, array('Cache-Control' => 'public', 'Last-Modified' => $time->format(DATE_RFC2822), 'Content-Type' => 'text/plain'), 'Hello World');
$this->request('GET', '/', array('HTTP_IF_MODIFIED_SINCE' => $time->format(DATE_RFC2822)));
$this->assertHttpKernelIsCalled();
$this->assertEquals(304, $this->response->getStatusCode());
$this->assertEquals('', $this->response->headers->get('Content-Type'));
$this->assertEmpty($this->response->getContent());
$this->assertTraceContains('miss');
$this->assertTraceContains('store');
}
public function testRespondsWith304WhenIfNoneMatchMatchesETag()
{
$this->setNextResponse(200, array('Cache-Control' => 'public', 'ETag' => '12345', 'Content-Type' => 'text/plain'), 'Hello World');
$this->request('GET', '/', array('HTTP_IF_NONE_MATCH' => '12345'));
$this->assertHttpKernelIsCalled();
$this->assertEquals(304, $this->response->getStatusCode());
$this->assertEquals('', $this->response->headers->get('Content-Type'));
$this->assertTrue($this->response->headers->has('ETag'));
$this->assertEmpty($this->response->getContent());
$this->assertTraceContains('miss');
$this->assertTraceContains('store');
}
public function testRespondsWith304OnlyIfIfNoneMatchAndIfModifiedSinceBothMatch()
{
$time = DateTime::createFromFormat('U', time());
$this->setNextResponse(200, array(), '', function ($request, $response) use ($time) {
$response->setStatusCode(200);
$response->headers->set('ETag', '12345');
$response->headers->set('Last-Modified', $time->format(DATE_RFC2822));
$response->headers->set('Content-Type', 'text/plain');
$response->setContent('Hello World');
});
// only ETag matches
$t = DateTime::createFromFormat('U', time() - 3600);
$this->request('GET', '/', array('HTTP_IF_NONE_MATCH' => '12345', 'HTTP_IF_MODIFIED_SINCE' => $t->format(DATE_RFC2822)));
$this->assertHttpKernelIsCalled();
$this->assertEquals(200, $this->response->getStatusCode());
// only Last-Modified matches
$this->request('GET', '/', array('HTTP_IF_NONE_MATCH' => '1234', 'HTTP_IF_MODIFIED_SINCE' => $time->format(DATE_RFC2822)));
$this->assertHttpKernelIsCalled();
$this->assertEquals(200, $this->response->getStatusCode());
// Both matches
$this->request('GET', '/', array('HTTP_IF_NONE_MATCH' => '12345', 'HTTP_IF_MODIFIED_SINCE' => $time->format(DATE_RFC2822)));
$this->assertHttpKernelIsCalled();
$this->assertEquals(304, $this->response->getStatusCode());
}
public function testIncrementsMaxAgeWhenNoDateIsSpecifiedEventWhenUsingETag()
{
$this->setNextResponse(
200,
array(
'ETag' => '1234',
'Cache-Control' => 'public, s-maxage=60',
)
);
$this->request('GET', '/');
$this->assertHttpKernelIsCalled();
$this->assertEquals(200, $this->response->getStatusCode());
$this->assertTraceContains('miss');
$this->assertTraceContains('store');
sleep(2);
$this->request('GET', '/');
$this->assertHttpKernelIsNotCalled();
$this->assertEquals(200, $this->response->getStatusCode());
$this->assertTraceContains('fresh');
$this->assertEquals(2, $this->response->headers->get('Age'));
}
public function testValidatesPrivateResponsesCachedOnTheClient()
{
$this->setNextResponse(200, array(), '', function ($request, $response) {
$etags = preg_split('/s*,s*/', $request->headers->get('IF_NONE_MATCH'));
if ($request->cookies->has('authenticated')) {
$response->headers->set('Cache-Control', 'private, no-store');
$response->setETag('"private tag"');
if (in_array('"private tag"', $etags)) {
$response->setStatusCode(304);
} else {
$response->setStatusCode(200);
$response->headers->set('Content-Type', 'text/plain');
$response->setContent('private data');
}
} else {
$response->headers->set('Cache-Control', 'public');
$response->setETag('"public tag"');
if (in_array('"public tag"', $etags)) {
$response->setStatusCode(304);
} else {
$response->setStatusCode(200);
$response->headers->set('Content-Type', 'text/plain');
$response->setContent('public data');
}
}
});
$this->request('GET', '/');
$this->assertHttpKernelIsCalled();
$this->assertEquals(200, $this->response->getStatusCode());
$this->assertEquals('"public tag"', $this->response->headers->get('ETag'));
$this->assertEquals('public data', $this->response->getContent());
$this->assertTraceContains('miss');
$this->assertTraceContains('store');
$this->request('GET', '/', array(), array('authenticated' => ''));
$this->assertHttpKernelIsCalled();
$this->assertEquals(200, $this->response->getStatusCode());
$this->assertEquals('"private tag"', $this->response->headers->get('ETag'));
$this->assertEquals('private data', $this->response->getContent());
$this->assertTraceContains('stale');
$this->assertTraceContains('invalid');
$this->assertTraceNotContains('store');
}
public function testStoresResponsesWhenNoCacheRequestDirectivePresent()
{
$time = DateTime::createFromFormat('U', time() + 5);
$this->setNextResponse(200, array('Cache-Control' => 'public', 'Expires' => $time->format(DATE_RFC2822)));
$this->request('GET', '/', array('HTTP_CACHE_CONTROL' => 'no-cache'));
$this->assertHttpKernelIsCalled();
$this->assertTraceContains('store');
$this->assertTrue($this->response->headers->has('Age'));
}
public function testReloadsResponsesWhenCacheHitsButNoCacheRequestDirectivePresentWhenAllowReloadIsSetTrue()
{
$count = 0;
$this->setNextResponse(200, array('Cache-Control' => 'public, max-age=10000'), '', function ($request, $response) use (&$count) {
++$count;
$response->setContent(1 == $count ? 'Hello World' : 'Goodbye World');
});
$this->request('GET', '/');
$this->assertEquals(200, $this->response->getStatusCode());
$this->assertEquals('Hello World', $this->response->getContent());
$this->assertTraceContains('store');
$this->request('GET', '/');
$this->assertEquals(200, $this->response->getStatusCode());
$this->assertEquals('Hello World', $this->response->getContent());
$this->assertTraceContains('fresh');
$this->cacheConfig['allow_reload'] = true;
$this->request('GET', '/', array('HTTP_CACHE_CONTROL' => 'no-cache'));
$this->assertEquals(200, $this->response->getStatusCode());
$this->assertEquals('Goodbye World', $this->response->getContent());
$this->assertTraceContains('reload');
$this->assertTraceContains('store');
}
public function testDoesNotReloadResponsesWhenAllowReloadIsSetFalseDefault()
{
$count = 0;
$this->setNextResponse(200, array('Cache-Control' => 'public, max-age=10000'), '', function ($request, $response) use (&$count) {
++$count;
$response->setContent(1 == $count ? 'Hello World' : 'Goodbye World');
});
$this->request('GET', '/');
$this->assertEquals(200, $this->response->getStatusCode());
$this->assertEquals('Hello World', $this->response->getContent());
$this->assertTraceContains('store');
$this->request('GET', '/');
$this->assertEquals(200, $this->response->getStatusCode());
$this->assertEquals('Hello World', $this->response->getContent());
$this->assertTraceContains('fresh');
$this->cacheConfig['allow_reload'] = false;
$this->request('GET', '/', array('HTTP_CACHE_CONTROL' => 'no-cache'));
$this->assertEquals(200, $this->response->getStatusCode());
$this->assertEquals('Hello World', $this->response->getContent());
$this->assertTraceNotContains('reload');
$this->request('GET', '/', array('HTTP_CACHE_CONTROL' => 'no-cache'));
$this->assertEquals(200, $this->response->getStatusCode());
$this->assertEquals('Hello World', $this->response->getContent());
$this->assertTraceNotContains('reload');
}
public function testRevalidatesFreshCacheEntryWhenMaxAgeRequestDirectiveIsExceededWhenAllowRevalidateOptionIsSetTrue()
{
$count = 0;
$this->setNextResponse(200, array(), '', function ($request, $response) use (&$count) {
++$count;
$response->headers->set('Cache-Control', 'public, max-age=10000');
$response->setETag($count);
$response->setContent(1 == $count ? 'Hello World' : 'Goodbye World');
});
$this->request('GET', '/');
$this->assertEquals(200, $this->response->getStatusCode());
$this->assertEquals('Hello World', $this->response->getContent());
$this->assertTraceContains('store');
$this->request('GET', '/');
$this->assertEquals(200, $this->response->getStatusCode());
$this->assertEquals('Hello World', $this->response->getContent());
$this->assertTraceContains('fresh');
$this->cacheConfig['allow_revalidate'] = true;
$this->request('GET', '/', array('HTTP_CACHE_CONTROL' => 'max-age=0'));
$this->assertEquals(200, $this->response->getStatusCode());
$this->assertEquals('Goodbye World', $this->response->getContent());
$this->assertTraceContains('stale');
$this->assertTraceContains('invalid');
$this->assertTraceContains('store');
}
public function testDoesNotRevalidateFreshCacheEntryWhenEnableRevalidateOptionIsSetFalseDefault()
{
$count = 0;
$this->setNextResponse(200, array(), '', function ($request, $response) use (&$count) {
++$count;
$response->headers->set('Cache-Control', 'public, max-age=10000');
$response->setETag($count);
$response->setContent(1 == $count ? 'Hello World' : 'Goodbye World');
});
$this->request('GET', '/');
$this->assertEquals(200, $this->response->getStatusCode());
$this->assertEquals('Hello World', $this->response->getContent());
$this->assertTraceContains('store');
$this->request('GET', '/');
$this->assertEquals(200, $this->response->getStatusCode());
$this->assertEquals('Hello World', $this->response->getContent());
$this->assertTraceContains('fresh');
$this->cacheConfig['allow_revalidate'] = false;
$this->request('GET', '/', array('HTTP_CACHE_CONTROL' => 'max-age=0'));
$this->assertEquals(200, $this->response->getStatusCode());
$this->assertEquals('Hello World', $this->response->getContent());
$this->assertTraceNotContains('stale');
$this->assertTraceNotContains('invalid');
$this->assertTraceContains('fresh');
$this->request('GET', '/', array('HTTP_CACHE_CONTROL' => 'max-age=0'));
$this->assertEquals(200, $this->response->getStatusCode());
$this->assertEquals('Hello World', $this->response->getContent());
$this->assertTraceNotContains('stale');
$this->assertTraceNotContains('invalid');
$this->assertTraceContains('fresh');
}
public function testFetchesResponseFromBackendWhenCacheMisses()
{
$time = DateTime::createFromFormat('U', time() + 5);
$this->setNextResponse(200, array('Cache-Control' => 'public', 'Expires' => $time->format(DATE_RFC2822)));
$this->request('GET', '/');
$this->assertEquals(200, $this->response->getStatusCode());
$this->assertTraceContains('miss');
$this->assertTrue($this->response->headers->has('Age'));
}
public function testDoesNotCacheSomeStatusCodeResponses()
{
foreach (array_merge(range(201, 202), range(204, 206), range(303, 305), range(400, 403), range(405, 409), range(411, 417), range(500, 505)) as $code) {
$time = DateTime::createFromFormat('U', time() + 5);
$this->setNextResponse($code, array('Expires' => $time->format(DATE_RFC2822)));
$this->request('GET', '/');
$this->assertEquals($code, $this->response->getStatusCode());
$this->assertTraceNotContains('store');
$this->assertFalse($this->response->headers->has('Age'));
}
}
public function testDoesNotCacheResponsesWithExplicitNoStoreDirective()
{
$time = DateTime::createFromFormat('U', time() + 5);
$this->setNextResponse(200, array('Expires' => $time->format(DATE_RFC2822), 'Cache-Control' => 'no-store'));
$this->request('GET', '/');
$this->assertTraceNotContains('store');
$this->assertFalse($this->response->headers->has('Age'));
}
public function testDoesNotCacheResponsesWithoutFreshnessInformationOrAValidator()
{
$this->setNextResponse();
$this->request('GET', '/');
$this->assertEquals(200, $this->response->getStatusCode());
$this->assertTraceNotContains('store');
}
public function testCachesResponsesWithExplicitNoCacheDirective()
{
$time = DateTime::createFromFormat('U', time() + 5);
$this->setNextResponse(200, array('Expires' => $time->format(DATE_RFC2822), 'Cache-Control' => 'public, no-cache'));
$this->request('GET', '/');
$this->assertTraceContains('store');
$this->assertTrue($this->response->headers->has('Age'));
}
public function testCachesResponsesWithAnExpirationHeader()
{
$time = DateTime::createFromFormat('U', time() + 5);
$this->setNextResponse(200, array('Cache-Control' => 'public', 'Expires' => $time->format(DATE_RFC2822)));
$this->request('GET', '/');
$this->assertEquals(200, $this->response->getStatusCode());
$this->assertEquals('Hello World', $this->response->getContent());
$this->assertNotNull($this->response->headers->get('Date'));
$this->assertNotNull($this->response->headers->get('X-Content-Digest'));
$this->assertTraceContains('miss');
$this->assertTraceContains('store');
$values = $this->getMetaStorageValues();
$this->assertCount(1, $values);
}
public function testCachesResponsesWithAMaxAgeDirective()
{
$this->setNextResponse(200, array('Cache-Control' => 'public, max-age=5'));
$this->request('GET', '/');
$this->assertEquals(200, $this->response->getStatusCode());
$this->assertEquals('Hello World', $this->response->getContent());
$this->assertNotNull($this->response->headers->get('Date'));
$this->assertNotNull($this->response->headers->get('X-Content-Digest'));
$this->assertTraceContains('miss');
$this->assertTraceContains('store');
$values = $this->getMetaStorageValues();
$this->assertCount(1, $values);
}
public function testCachesResponsesWithASMaxAgeDirective()
{
$this->setNextResponse(200, array('Cache-Control' => 's-maxage=5'));
$this->request('GET', '/');
$this->assertEquals(200, $this->response->getStatusCode());
$this->assertEquals('Hello World', $this->response->getContent());
$this->assertNotNull($this->response->headers->get('Date'));
$this->assertNotNull($this->response->headers->get('X-Content-Digest'));
$this->assertTraceContains('miss');
$this->assertTraceContains('store');
$values = $this->getMetaStorageValues();
$this->assertCount(1, $values);
}
public function testCachesResponsesWithALastModifiedValidatorButNoFreshnessInformation()
{
$time = DateTime::createFromFormat('U', time());
$this->setNextResponse(200, array('Cache-Control' => 'public', 'Last-Modified' => $time->format(DATE_RFC2822)));
$this->request('GET', '/');
$this->assertEquals(200, $this->response->getStatusCode());
$this->assertEquals('Hello World', $this->response->getContent());
$this->assertTraceContains('miss');
$this->assertTraceContains('store');
}
public function testCachesResponsesWithAnETagValidatorButNoFreshnessInformation()
{
$this->setNextResponse(200, array('Cache-Control' => 'public', 'ETag' => '"123456"'));
$this->request('GET', '/');
$this->assertEquals(200, $this->response->getStatusCode());
$this->assertEquals('Hello World', $this->response->getContent());
$this->assertTraceContains('miss');
$this->assertTraceContains('store');
}
public function testHitsCachedResponsesWithExpiresHeader()
{
$time1 = DateTime::createFromFormat('U', time() - 5);
$time2 = DateTime::createFromFormat('U', time() + 5);
$this->setNextResponse(200, array('Cache-Control' => 'public', 'Date' => $time1->format(DATE_RFC2822), 'Expires' => $time2->format(DATE_RFC2822)));
$this->request('GET', '/');
$this->assertHttpKernelIsCalled();
$this->assertEquals(200, $this->response->getStatusCode());
$this->assertNotNull($this->response->headers->get('Date'));
$this->assertTraceContains('miss');
$this->assertTraceContains('store');
$this->assertEquals('Hello World', $this->response->getContent());
$this->request('GET', '/');
$this->assertHttpKernelIsNotCalled();
$this->assertEquals(200, $this->response->getStatusCode());
$this->assertTrue(strtotime($this->responses[0]->headers->get('Date')) - strtotime($this->response->headers->get('Date')) < 2);
$this->assertTrue($this->response->headers->get('Age') > 0);
$this->assertNotNull($this->response->headers->get('X-Content-Digest'));
$this->assertTraceContains('fresh');
$this->assertTraceNotContains('store');
$this->assertEquals('Hello World', $this->response->getContent());
}
public function testHitsCachedResponseWithMaxAgeDirective()
{
$time = DateTime::createFromFormat('U', time() - 5);
$this->setNextResponse(200, array('Date' => $time->format(DATE_RFC2822), 'Cache-Control' => 'public, max-age=10'));
$this->request('GET', '/');
$this->assertHttpKernelIsCalled();
$this->assertEquals(200, $this->response->getStatusCode());
$this->assertNotNull($this->response->headers->get('Date'));
$this->assertTraceContains('miss');
$this->assertTraceContains('store');
$this->assertEquals('Hello World', $this->response->getContent());
$this->request('GET', '/');
$this->assertHttpKernelIsNotCalled();
$this->assertEquals(200, $this->response->getStatusCode());
$this->assertTrue(strtotime($this->responses[0]->headers->get('Date')) - strtotime($this->response->headers->get('Date')) < 2);
$this->assertTrue($this->response->headers->get('Age') > 0);
$this->assertNotNull($this->response->headers->get('X-Content-Digest'));
$this->assertTraceContains('fresh');
$this->assertTraceNotContains('store');
$this->assertEquals('Hello World', $this->response->getContent());
}
public function testHitsCachedResponseWithSMaxAgeDirective()
{
$time = DateTime::createFromFormat('U', time() - 5);
$this->setNextResponse(200, array('Date' => $time->format(DATE_RFC2822), 'Cache-Control' => 's-maxage=10, max-age=0'));
$this->request('GET', '/');
$this->assertHttpKernelIsCalled();
$this->assertEquals(200, $this->response->getStatusCode());
$this->assertNotNull($this->response->headers->get('Date'));
$this->assertTraceContains('miss');
$this->assertTraceContains('store');
$this->assertEquals('Hello World', $this->response->getContent());
$this->request('GET', '/');
$this->assertHttpKernelIsNotCalled();
$this->assertEquals(200, $this->response->getStatusCode());
$this->assertTrue(strtotime($this->responses[0]->headers->get('Date')) - strtotime($this->response->headers->get('Date')) < 2);
$this->assertTrue($this->response->headers->get('Age') > 0);
$this->assertNotNull($this->response->headers->get('X-Content-Digest'));
$this->assertTraceContains('fresh');
$this->assertTraceNotContains('store');
$this->assertEquals('Hello World', $this->response->getContent());
}
public function testAssignsDefaultTtlWhenResponseHasNoFreshnessInformation()
{
$this->setNextResponse();
$this->cacheConfig['default_ttl'] = 10;
$this->request('GET', '/');
$this->assertHttpKernelIsCalled();
$this->assertTraceContains('miss');
$this->assertTraceContains('store');
$this->assertEquals('Hello World', $this->response->getContent());
$this->assertRegExp('/s-maxage=10/', $this->response->headers->get('Cache-Control'));
$this->cacheConfig['default_ttl'] = 10;
$this->request('GET', '/');
$this->assertHttpKernelIsNotCalled();
$this->assertEquals(200, $this->response->getStatusCode());
$this->assertTraceContains('fresh');
$this->assertTraceNotContains('store');
$this->assertEquals('Hello World', $this->response->getContent());
$this->assertRegExp('/s-maxage=10/', $this->response->headers->get('Cache-Control'));
}
public function testAssignsDefaultTtlWhenResponseHasNoFreshnessInformationAndAfterTtlWasExpired()
{
$this->setNextResponse();
$this->cacheConfig['default_ttl'] = 2;
$this->request('GET', '/');
$this->assertHttpKernelIsCalled();
$this->assertTraceContains('miss');
$this->assertTraceContains('store');
$this->assertEquals('Hello World', $this->response->getContent());
$this->assertRegExp('/s-maxage=2/', $this->response->headers->get('Cache-Control'));
$this->request('GET', '/');
$this->assertHttpKernelIsNotCalled();
$this->assertEquals(200, $this->response->getStatusCode());
$this->assertTraceContains('fresh');
$this->assertTraceNotContains('store');
$this->assertEquals('Hello World', $this->response->getContent());
$this->assertRegExp('/s-maxage=2/', $this->response->headers->get('Cache-Control'));
// expires the cache
$values = $this->getMetaStorageValues();
$this->assertCount(1, $values);
$tmp = unserialize($values[0]);
$time = DateTime::createFromFormat('U', time() - 5);
$tmp[0][1]['date'] = $time->format(DATE_RFC2822);
$r = new ReflectionObject($this->store);
$m = $r->getMethod('save');
$m->setAccessible(true);
$m->invoke($this->store, 'md'.hash('sha256', 'http://localhost/'), serialize($tmp));
$this->request('GET', '/');
$this->assertHttpKernelIsCalled();
$this->assertEquals(200, $this->response->getStatusCode());
$this->assertTraceContains('stale');
$this->assertTraceContains('invalid');
$this->assertTraceContains('store');
$this->assertEquals('Hello World', $this->response->getContent());
$this->assertRegExp('/s-maxage=2/', $this->response->headers->get('Cache-Control'));
$this->setNextResponse();
$this->request('GET', '/');
$this->assertHttpKernelIsNotCalled();
$this->assertEquals(200, $this->response->getStatusCode());
$this->assertTraceContains('fresh');
$this->assertTraceNotContains('store');
$this->assertEquals('Hello World', $this->response->getContent());
$this->assertRegExp('/s-maxage=2/', $this->response->headers->get('Cache-Control'));
}
public function testAssignsDefaultTtlWhenResponseHasNoFreshnessInformationAndAfterTtlWasExpiredWithStatus304()
{
$this->setNextResponse();
$this->cacheConfig['default_ttl'] = 2;
$this->request('GET', '/');
$this->assertHttpKernelIsCalled();
$this->assertTraceContains('miss');
$this->assertTraceContains('store');
$this->assertEquals('Hello World', $this->response->getContent());
$this->assertRegExp('/s-maxage=2/', $this->response->headers->get('Cache-Control'));
$this->request('GET', '/');
$this->assertHttpKernelIsNotCalled();
$this->assertEquals(200, $this->response->getStatusCode());
$this->assertTraceContains('fresh');
$this->assertTraceNotContains('store');
$this->assertEquals('Hello World', $this->response->getContent());
// expires the cache
$values = $this->getMetaStorageValues();
$this->assertCount(1, $values);
$tmp = unserialize($values[0]);
$time = DateTime::createFromFormat('U', time() - 5);
$tmp[0][1]['date'] = $time->format(DATE_RFC2822);
$r = new ReflectionObject($this->store);
$m = $r->getMethod('save');
$m->setAccessible(true);
$m->invoke($this->store, 'md'.hash('sha256', 'http://localhost/'), serialize($tmp));
$this->request('GET', '/');
$this->assertHttpKernelIsCalled();
$this->assertEquals(200, $this->response->getStatusCode());
$this->assertTraceContains('stale');
$this->assertTraceContains('valid');
$this->assertTraceContains('store');
$this->assertTraceNotContains('miss');
$this->assertEquals('Hello World', $this->response->getContent());
$this->assertRegExp('/s-maxage=2/', $this->response->headers->get('Cache-Control'));
$this->request('GET', '/');
$this->assertHttpKernelIsNotCalled();
$this->assertEquals(200, $this->response->getStatusCode());
$this->assertTraceContains('fresh');
$this->assertTraceNotContains('store');
$this->assertEquals('Hello World', $this->response->getContent());
$this->assertRegExp('/s-maxage=2/', $this->response->headers->get('Cache-Control'));
}
public function testDoesNotAssignDefaultTtlWhenResponseHasMustRevalidateDirective()
{
$this->setNextResponse(200, array('Cache-Control' => 'must-revalidate'));
$this->cacheConfig['default_ttl'] = 10;
$this->request('GET', '/');
$this->assertHttpKernelIsCalled();
$this->assertEquals(200, $this->response->getStatusCode());
$this->assertTraceContains('miss');
$this->assertTraceNotContains('store');
$this->assertNotRegExp('/s-maxage/', $this->response->headers->get('Cache-Control'));
$this->assertEquals('Hello World', $this->response->getContent());
}
public function testFetchesFullResponseWhenCacheStaleAndNoValidatorsPresent()
{
$time = DateTime::createFromFormat('U', time() + 5);
$this->setNextResponse(200, array('Cache-Control' => 'public', 'Expires' => $time->format(DATE_RFC2822)));
// build initial request
$this->request('GET', '/');
$this->assertHttpKernelIsCalled();
$this->assertEquals(200, $this->response->getStatusCode());
$this->assertNotNull($this->response->headers->get('Date'));
$this->assertNotNull($this->response->headers->get('X-Content-Digest'));
$this->assertNotNull($this->response->headers->get('Age'));
$this->assertTraceContains('miss');
$this->assertTraceContains('store');
$this->assertEquals('Hello World', $this->response->getContent());
// go in and play around with the cached metadata directly ...
$values = $this->getMetaStorageValues();
$this->assertCount(1, $values);
$tmp = unserialize($values[0]);
$time = DateTime::createFromFormat('U', time());
$tmp[0][1]['expires'] = $time->format(DATE_RFC2822);
$r = new ReflectionObject($this->store);
$m = $r->getMethod('save');
$m->setAccessible(true);
$m->invoke($this->store, 'md'.hash('sha256', 'http://localhost/'), serialize($tmp));
// build subsequent request; should be found but miss due to freshness
$this->request('GET', '/');
$this->assertHttpKernelIsCalled();
$this->assertEquals(200, $this->response->getStatusCode());
$this->assertTrue($this->response->headers->get('Age') <= 1);
$this->assertNotNull($this->response->headers->get('X-Content-Digest'));
$this->assertTraceContains('stale');
$this->assertTraceNotContains('fresh');
$this->assertTraceNotContains('miss');
$this->assertTraceContains('store');
$this->assertEquals('Hello World', $this->response->getContent());
}
public function testValidatesCachedResponsesWithLastModifiedAndNoFreshnessInformation()
{
$time = DateTime::createFromFormat('U', time());
$this->setNextResponse(200, array(), 'Hello World', function ($request, $response) use ($time) {
$response->headers->set('Cache-Control', 'public');
$response->headers->set('Last-Modified', $time->format(DATE_RFC2822));
if ($time->format(DATE_RFC2822) == $request->headers->get('IF_MODIFIED_SINCE')) {
$response->setStatusCode(304);
$response->setContent('');
}
});
// build initial request
$this->request('GET', '/');
$this->assertHttpKernelIsCalled();
$this->assertEquals(200, $this->response->getStatusCode());
$this->assertNotNull($this->response->headers->get('Last-Modified'));
$this->assertNotNull($this->response->headers->get('X-Content-Digest'));
$this->assertEquals('Hello World', $this->response->getContent());
$this->assertTraceContains('miss');
$this->assertTraceContains('store');
$this->assertTraceNotContains('stale');
// build subsequent request; should be found but miss due to freshness
$this->request('GET', '/');
$this->assertHttpKernelIsCalled();
$this->assertEquals(200, $this->response->getStatusCode());
$this->assertNotNull($this->response->headers->get('Last-Modified'));
$this->assertNotNull($this->response->headers->get('X-Content-Digest'));
$this->assertTrue($this->response->headers->get('Age') <= 1);
$this->assertEquals('Hello World', $this->response->getContent());
$this->assertTraceContains('stale');
$this->assertTraceContains('valid');
$this->assertTraceContains('store');
$this->assertTraceNotContains('miss');
}
public function testValidatesCachedResponsesWithETagAndNoFreshnessInformation()
{
$this->setNextResponse(200, array(), 'Hello World', function ($request, $response) {
$response->headers->set('Cache-Control', 'public');
$response->headers->set('ETag', '"12345"');
if ($response->getETag() == $request->headers->get('IF_NONE_MATCH')) {
$response->setStatusCode(304);
$response->setContent('');
}
});
// build initial request
$this->request('GET', '/');
$this->assertHttpKernelIsCalled();
$this->assertEquals(200, $this->response->getStatusCode());
$this->assertNotNull($this->response->headers->get('ETag'));
$this->assertNotNull($this->response->headers->get('X-Content-Digest'));
$this->assertEquals('Hello World', $this->response->getContent());
$this->assertTraceContains('miss');
$this->assertTraceContains('store');
// build subsequent request; should be found but miss due to freshness
$this->request('GET', '/');
$this->assertHttpKernelIsCalled();
$this->assertEquals(200, $this->response->getStatusCode());
$this->assertNotNull($this->response->headers->get('ETag'));
$this->assertNotNull($this->response->headers->get('X-Content-Digest'));
$this->assertTrue($this->response->headers->get('Age') <= 1);
$this->assertEquals('Hello World', $this->response->getContent());
$this->assertTraceContains('stale');
$this->assertTraceContains('valid');
$this->assertTraceContains('store');
$this->assertTraceNotContains('miss');
}
public function testReplacesCachedResponsesWhenValidationResultsInNon304Response()
{
$time = DateTime::createFromFormat('U', time());
$count = 0;
$this->setNextResponse(200, array(), 'Hello World', function ($request, $response) use ($time, &$count) {
$response->headers->set('Last-Modified', $time->format(DATE_RFC2822));
$response->headers->set('Cache-Control', 'public');
switch (++$count) {
case 1:
$response->setContent('first response');
break;
case 2:
$response->setContent('second response');
break;
case 3:
$response->setContent('');
$response->setStatusCode(304);
break;
}
});
// first request should fetch from backend and store in cache
$this->request('GET', '/');
$this->assertEquals(200, $this->response->getStatusCode());
$this->assertEquals('first response', $this->response->getContent());
// second request is validated, is invalid, and replaces cached entry
$this->request('GET', '/');
$this->assertEquals(200, $this->response->getStatusCode());
$this->assertEquals('second response', $this->response->getContent());
// third response is validated, valid, and returns cached entry
$this->request('GET', '/');
$this->assertEquals(200, $this->response->getStatusCode());
$this->assertEquals('second response', $this->response->getContent());
$this->assertEquals(3, $count);
}
public function testPassesHeadRequestsThroughDirectlyOnPass()
{
$this->setNextResponse(200, array(), 'Hello World', function ($request, $response) {
$response->setContent('');
$response->setStatusCode(200);
$this->assertEquals('HEAD', $request->getMethod());
});
$this->request('HEAD', '/', array('HTTP_EXPECT' => 'something ...'));
$this->assertHttpKernelIsCalled();
$this->assertEquals('', $this->response->getContent());
}
public function testUsesCacheToRespondToHeadRequestsWhenFresh()
{
$this->setNextResponse(200, array(), 'Hello World', function ($request, $response) {
$response->headers->set('Cache-Control', 'public, max-age=10');
$response->setContent('Hello World');
$response->setStatusCode(200);
$this->assertNotEquals('HEAD', $request->getMethod());
});
$this->request('GET', '/');
$this->assertHttpKernelIsCalled();
$this->assertEquals('Hello World', $this->response->getContent());
$this->request('HEAD', '/');
$this->assertHttpKernelIsNotCalled();
$this->assertEquals(200, $this->response->getStatusCode());
$this->assertEquals('', $this->response->getContent());
$this->assertEquals(strlen('Hello World'), $this->response->headers->get('Content-Length'));
}
public function testSendsNoContentWhenFresh()
{
$time = DateTime::createFromFormat('U', time());
$this->setNextResponse(200, array(), 'Hello World', function ($request, $response) use ($time) {
$response->headers->set('Cache-Control', 'public, max-age=10');
$response->headers->set('Last-Modified', $time->format(DATE_RFC2822));
});
$this->request('GET', '/');
$this->assertHttpKernelIsCalled();
$this->assertEquals('Hello World', $this->response->getContent());
$this->request('GET', '/', array('HTTP_IF_MODIFIED_SINCE' => $time->format(DATE_RFC2822)));
$this->assertHttpKernelIsNotCalled();
$this->assertEquals(304, $this->response->getStatusCode());
$this->assertEquals('', $this->response->getContent());
}
public function testInvalidatesCachedResponsesOnPost()
{
$this->setNextResponse(200, array(), 'Hello World', function ($request, $response) {
if ('GET' == $request->getMethod()) {
$response->setStatusCode(200);
$response->headers->set('Cache-Control', 'public, max-age=500');
$response->setContent('Hello World');
} elseif ('POST' == $request->getMethod()) {
$response->setStatusCode(303);
$response->headers->set('Location', '/');
$response->headers->remove('Cache-Control');
$response->setContent('');
}
});
// build initial request to enter into the cache
$this->request('GET', '/');
$this->assertHttpKernelIsCalled();
$this->assertEquals(200, $this->response->getStatusCode());
$this->assertEquals('Hello World', $this->response->getContent());
$this->assertTraceContains('miss');
$this->assertTraceContains('store');
// make sure it is valid
$this->request('GET', '/');
$this->assertHttpKernelIsNotCalled();
$this->assertEquals(200, $this->response->getStatusCode());
$this->assertEquals('Hello World', $this->response->getContent());
$this->assertTraceContains('fresh');
// now POST to same URL
$this->request('POST', '/helloworld');
$this->assertHttpKernelIsCalled();
$this->assertEquals('/', $this->response->headers->get('Location'));
$this->assertTraceContains('invalidate');
$this->assertTraceContains('pass');
$this->assertEquals('', $this->response->getContent());
// now make sure it was actually invalidated
$this->request('GET', '/');
$this->assertHttpKernelIsCalled();
$this->assertEquals(200, $this->response->getStatusCode());
$this->assertEquals('Hello World', $this->response->getContent());
$this->assertTraceContains('stale');
$this->assertTraceContains('invalid');
$this->assertTraceContains('store');
}
public function testServesFromCacheWhenHeadersMatch()
{
$count = 0;
$this->setNextResponse(200, array('Cache-Control' => 'max-age=10000'), '', function ($request, $response) use (&$count) {
$response->headers->set('Vary', 'Accept User-Agent Foo');
$response->headers->set('Cache-Control', 'public, max-age=10');
$response->headers->set('X-Response-Count', ++$count);
$response->setContent($request->headers->get('USER_AGENT'));
});
$this->request('GET', '/', array('HTTP_ACCEPT' => 'text/html', 'HTTP_USER_AGENT' => 'Bob/1.0'));
$this->assertEquals(200, $this->response->getStatusCode());
$this->assertEquals('Bob/1.0', $this->response->getContent());
$this->assertTraceContains('miss');
$this->assertTraceContains('store');
$this->request('GET', '/', array('HTTP_ACCEPT' => 'text/html', 'HTTP_USER_AGENT' => 'Bob/1.0'));
$this->assertEquals(200, $this->response->getStatusCode());
$this->assertEquals('Bob/1.0', $this->response->getContent());
$this->assertTraceContains('fresh');
$this->assertTraceNotContains('store');
$this->assertNotNull($this->response->headers->get('X-Content-Digest'));
}
public function testStoresMultipleResponsesWhenHeadersDiffer()
{
$count = 0;
$this->setNextResponse(200, array('Cache-Control' => 'max-age=10000'), '', function ($request, $response) use (&$count) {
$response->headers->set('Vary', 'Accept User-Agent Foo');
$response->headers->set('Cache-Control', 'public, max-age=10');
$response->headers->set('X-Response-Count', ++$count);
$response->setContent($request->headers->get('USER_AGENT'));
});
$this->request('GET', '/', array('HTTP_ACCEPT' => 'text/html', 'HTTP_USER_AGENT' => 'Bob/1.0'));
$this->assertEquals(200, $this->response->getStatusCode());
$this->assertEquals('Bob/1.0', $this->response->getContent());
$this->assertEquals(1, $this->response->headers->get('X-Response-Count'));
$this->request('GET', '/', array('HTTP_ACCEPT' => 'text/html', 'HTTP_USER_AGENT' => 'Bob/2.0'));
$this->assertEquals(200, $this->response->getStatusCode());
$this->assertTraceContains('miss');
$this->assertTraceContains('store');
$this->assertEquals('Bob/2.0', $this->response->getContent());
$this->assertEquals(2, $this->response->headers->get('X-Response-Count'));
$this->request('GET', '/', array('HTTP_ACCEPT' => 'text/html', 'HTTP_USER_AGENT' => 'Bob/1.0'));
$this->assertTraceContains('fresh');
$this->assertEquals('Bob/1.0', $this->response->getContent());
$this->assertEquals(1, $this->response->headers->get('X-Response-Count'));
$this->request('GET', '/', array('HTTP_ACCEPT' => 'text/html', 'HTTP_USER_AGENT' => 'Bob/2.0'));
$this->assertTraceContains('fresh');
$this->assertEquals('Bob/2.0', $this->response->getContent());
$this->assertEquals(2, $this->response->headers->get('X-Response-Count'));
$this->request('GET', '/', array('HTTP_USER_AGENT' => 'Bob/2.0'));
$this->assertTraceContains('miss');
$this->assertEquals('Bob/2.0', $this->response->getContent());
$this->assertEquals(3, $this->response->headers->get('X-Response-Count'));
}
public function testShouldCatchExceptions()
{
$this->catchExceptions();
$this->setNextResponse();
$this->request('GET', '/');
$this->assertExceptionsAreCaught();
}
public function testShouldCatchExceptionsWhenReloadingAndNoCacheRequest()
{
$this->catchExceptions();
$this->setNextResponse();
$this->cacheConfig['allow_reload'] = true;
$this->request('GET', '/', array(), array(), false, array('Pragma' => 'no-cache'));
$this->assertExceptionsAreCaught();
}
public function testShouldNotCatchExceptions()
{
$this->catchExceptions(false);
$this->setNextResponse();
$this->request('GET', '/');
$this->assertExceptionsAreNotCaught();
}
public function testEsiCacheSendsTheLowestTtl()
{
$responses = array(
array(
'status' => 200,
'body' => '<esi:include src="/foo" /> <esi:include src="/bar" />',
'headers' => array(
'Cache-Control' => 's-maxage=300',
'Surrogate-Control' => 'content="ESI/1.0"',
),
),
array(
'status' => 200,
'body' => 'Hello World!',
'headers' => array('Cache-Control' => 's-maxage=300'),
),
array(
'status' => 200,
'body' => 'My name is Bobby.',
'headers' => array('Cache-Control' => 's-maxage=100'),
),
);
$this->setNextResponses($responses);
$this->request('GET', '/', array(), array(), true);
$this->assertEquals('Hello World! My name is Bobby.', $this->response->getContent());
// check for 100 or 99 as the test can be executed after a second change
$this->assertTrue(in_array($this->response->getTtl(), array(99, 100)));
}
public function testEsiCacheForceValidation()
{
$responses = array(
array(
'status' => 200,
'body' => '<esi:include src="/foo" /> <esi:include src="/bar" />',
'headers' => array(
'Cache-Control' => 's-maxage=300',
'Surrogate-Control' => 'content="ESI/1.0"',
),
),
array(
'status' => 200,
'body' => 'Hello World!',
'headers' => array('ETag' => 'foobar'),
),
array(
'status' => 200,
'body' => 'My name is Bobby.',
'headers' => array('Cache-Control' => 's-maxage=100'),
),
);
$this->setNextResponses($responses);
$this->request('GET', '/', array(), array(), true);
$this->assertEquals('Hello World! My name is Bobby.', $this->response->getContent());
$this->assertNull($this->response->getTtl());
$this->assertTrue($this->response->mustRevalidate());
$this->assertTrue($this->response->headers->hasCacheControlDirective('private'));
$this->assertTrue($this->response->headers->hasCacheControlDirective('no-cache'));
}
public function testEsiRecalculateContentLengthHeader()
{
$responses = array(
array(
'status' => 200,
'body' => '<esi:include src="/foo" />',
'headers' => array(
'Content-Length' => 26,
'Cache-Control' => 's-maxage=300',
'Surrogate-Control' => 'content="ESI/1.0"',
),
),
array(
'status' => 200,
'body' => 'Hello World!',
'headers' => array(),
),
);
$this->setNextResponses($responses);
$this->request('GET', '/', array(), array(), true);
$this->assertEquals('Hello World!', $this->response->getContent());
$this->assertEquals(12, $this->response->headers->get('Content-Length'));
}
public function testClientIpIsAlwaysLocalhostForForwardedRequests()
{
$this->setNextResponse();
$this->request('GET', '/', array('REMOTE_ADDR' => '10.0.0.1'));
$this->assertEquals('127.0.0.1', $this->kernel->getBackendRequest()->server->get('REMOTE_ADDR'));
}
/**
* @dataProvider getTrustedProxyData
*/
public function testHttpCacheIsSetAsATrustedProxy(array $existing, array $expected)
{
Request::setTrustedProxies($existing);
$this->setNextResponse();
$this->request('GET', '/', array('REMOTE_ADDR' => '10.0.0.1'));
$this->assertEquals($expected, Request::getTrustedProxies());
}
public function getTrustedProxyData()
{
return array(
array(array(), array('127.0.0.1')),
array(array('10.0.0.2'), array('10.0.0.2', '127.0.0.1')),
array(array('10.0.0.2', '127.0.0.1'), array('10.0.0.2', '127.0.0.1')),
);
}
/**
* @dataProvider getXForwardedForData
*/
public function testXForwarderForHeaderForForwardedRequests($xForwardedFor, $expected)
{
$this->setNextResponse();
$server = array('REMOTE_ADDR' => '10.0.0.1');
if (false !== $xForwardedFor) {
$server['HTTP_X_FORWARDED_FOR'] = $xForwardedFor;
}
$this->request('GET', '/', $server);
$this->assertEquals($expected, $this->kernel->getBackendRequest()->headers->get('X-Forwarded-For'));
}
public function getXForwardedForData()
{
return array(
array(false, '10.0.0.1'),
array('10.0.0.2', '10.0.0.2, 10.0.0.1'),
array('10.0.0.2, 10.0.0.3', '10.0.0.2, 10.0.0.3, 10.0.0.1'),
);
}
public function testXForwarderForHeaderForPassRequests()
{
$this->setNextResponse();
$server = array('REMOTE_ADDR' => '10.0.0.1');
$this->request('POST', '/', $server);
$this->assertEquals('10.0.0.1', $this->kernel->getBackendRequest()->headers->get('X-Forwarded-For'));
}
public function testEsiCacheRemoveValidationHeadersIfEmbeddedResponses()
{
$time = DateTime::createFromFormat('U', time());
$responses = array(
array(
'status' => 200,
'body' => '<esi:include src="/hey" />',
'headers' => array(
'Surrogate-Control' => 'content="ESI/1.0"',
'ETag' => 'hey',
'Last-Modified' => $time->format(DATE_RFC2822),
),
),
array(
'status' => 200,
'body' => 'Hey!',
'headers' => array(),
),
);
$this->setNextResponses($responses);
$this->request('GET', '/', array(), array(), true);
$this->assertNull($this->response->getETag());
$this->assertNull($this->response->getLastModified());
}
}
class TestKernel implements HttpKernelInterface
{
public $terminateCalled = false;
public function terminate(Request $request, Response $response)
{
$this->terminateCalled = true;
}
public function handle(Request $request, $type = self::MASTER_REQUEST, $catch = true)
{
}
}